55439780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{739}}^1$

素因数の和:801

約数の個数: 72

約数和(自身を含む): 132276480

約数和(自身を除く): 76836700

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 121, 124, 155, 220, 242, 310, 341, 484, 605, 620, 682, 739, 1210, 1364, 1478, 1705, 2420, 2956, 3410, 3695, 3751, 6820, 7390, 7502, 8129, 14780, 15004, 16258, 18755, 22909, 32516, 37510, 40645, 45818, 75020, 81290, 89419, 91636, 114545, 162580, 178838, 229090, 251999, 357676, 447095, 458180, 503998, 894190, 1007996, 1259995, 1788380, 2519990, 2771989, 5039980, 5543978, 11087956, 13859945, 27719890, 55439780]

約数ペア:

[(1, 55439780), (2, 27719890), (4, 13859945), (5, 11087956), (10, 5543978), (11, 5039980), (20, 2771989), (22, 2519990), (31, 1788380), (44, 1259995), (55, 1007996), (62, 894190), (110, 503998), (121, 458180), (124, 447095), (155, 357676), (220, 251999), (242, 229090), (310, 178838), (341, 162580), (484, 114545), (605, 91636), (620, 89419), (682, 81290), (739, 75020), (1210, 45818), (1364, 40645), (1478, 37510), (1705, 32516), (2420, 22909), (2956, 18755), (3410, 16258), (3695, 15004), (3751, 14780), (6820, 8129), (7390, 7502)]